diff --git a/res/css/views/settings/_ProfileSettings.scss b/res/css/views/settings/_ProfileSettings.scss
index a9e80880aa..f543a12f29 100644
--- a/res/css/views/settings/_ProfileSettings.scss
+++ b/res/css/views/settings/_ProfileSettings.scss
@@ -39,8 +39,8 @@ limitations under the License.
                     resize: vertical;
                 }
 
-                &.mx_ProfileSettings_profile_controls_topic--room {
-                    height: 4em;
+                &.mx_ProfileSettings_profile_controls_topic--room textarea {
+                    min-height: 4em;
                 }
             }